Airaid Intake Systems use nothing but the finest materials and production methods such as mandrel-formed, larger diameter tubing. Powder coating inside and out provides greater flow, protection against any harsh elements and improved eye-appeal. Up to 20% gains in airflow, and up to 18 in horsepower. Special injection molding techniques are use on most parts and filters are washable, reusable and last the life of the vehicle. A 30-minute installer-friendly installation with no drilling required.